Detailed Product Description Whisky lactone4-Hydroxy-3-methyl-octalactone or 4-methyl-5-butyl-2H-furanone-2Whisky lactone has another name of β- ... is one of the components of aroma in whisky,and generally it is called whiskylactone.Appearance: Colorless to pale yellow liquidOdor: a ... tobacco essence,its aroma is much more elegant than coumarin lactone,and it have a wide range of aroma.According to ...